Ruling · Mahāṣṭamī (Durga Ashtami) · 1992

Sunday 4 October

Determinatein Daegu, under the Rashtriya Panchang method. Clear of every threshold by 18 minutes.

Decide it for

35°52′ N 128°36′ E · Asia/Seoul · GeoNames 1835329

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Saturday 3 October

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 11:50  12:38 madhyāhna ends
11:0211:2611:5012:1412:3813:0213:26

48 of 48 minutes covered

Midday of Sunday 4 October

Taken. Both middays qualify; the rule takes the second.

madhyāhna begins 11:50  12:38 madhyāhna ends
Aṣṭamī ends 12:07:36
11:0211:2611:5012:1412:3813:0213:26

18 of 48 minutes covered, the first 18

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 10:25 on Sat 3 Oct to 12:08 on Sun 4 Oct.

    1992-10-03T01:25:11Z → 1992-10-04T03:07:36Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:50–12:38 on the 3rd, 11:50–12:38 on the 4th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 18 of 48 on the 4th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Both middays qualify. Paraviddhā: the second is taken.

    priority: paraviddha → paraviddha · margin 1053 s

  5. 05

    Ruling

    Mahāṣṭamī, Daegu, 1992: Sunday 4 October.

    confidence: determinate

Say it like this

In Daegu, Mahāṣṭamī (Durga Ashtami) 1992 falls on Sunday 4 October. Aṣṭamī runs from 10:25 on Sat 3 Oct to 12:08 on Sun 4 Oct and covers 18 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.

ahargana.org/daegu/festivals/1992/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 4 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 4 Oct
compat-drikpanchangComparison profileSun 4 Oct
No institution has a recorded ruling for Daegu.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/mahashtami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 8 Mahastami (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 3rdCoveredMadhyāhna 4thCoveredRuled
Los Angeles18:25 → 20:0812:1848 min12:170 min3 Oct
Chicago20:25 → 22:0812:1548 min12:150 min3 Oct
Jersey City21:25 → 23:0812:2148 min12:210 min3 Oct
Port of Spain21:25 → 23:0811:3148 min11:310 min3 Oct
London02:25 → 04:0812:2548 min12:250 min3 Oct
Durban03:25 → 05:0811:2148 min11:210 min3 Oct
Dubai05:25 → 07:0811:4448 min11:430 min3 Oct
Delhi06:55 → 08:3811:4648 min11:460 min3 Oct
Kolkata06:55 → 08:3811:0148 min11:010 min3 Oct
Singapore09:25 → 11:0812:3048 min12:290 min3 Oct
Sydney11:25 → 13:0811:2143 min11:2048 min4 Oct
Suva13:25 → 15:0811:320 min11:3148 min4 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mahashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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